The Tie Rod End,steering, cataloged under National Stock Number 2530-00-495-4341, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is Elgin Industries Inc. Dba. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-495-4341 |
| Primary Part Number | ES173L |
| Item Name | Tie Rod End,steering |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Elgin Industries Inc. Dba |
| Status | ACTIVE |
| Rod Connecting End Thread Direction | LEFT-HAND |
| Rod Connecting End Thread Location | EXTERNAL |
| Design Type | BALL STUD |
| Tapered Bearing Surface Major Diameter | 0.627 INCHES NOMINAL IN |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Ball Stud | INCLUDED |
| Rod Connecting End Thread Size | 9/16-18 |
| Rod Connecting End Thread Length | 2.125 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Removability Feature | NOT INCLUDED |
| Taper Length | 0.888 INCHES NOMINAL IN |
| Thread Size | 7/16-20 |
| Locking Clamp Type | SEPARATE |
| Screw Thread Series Designator | UNF |
| Rod Connecting End Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ES173L PRIMARY | Elgin Industries Inc. Dba (USA) |
| 3737595 | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 3737595 | 5/9 Secondary reference General Motors Corp |
| 3690843 | 5/9 Secondary reference General Motors Corp |
| 3737595 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 3692951 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 3692951 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 3692951 | 5/9 Secondary reference General Motors Corp |
| 5173L | 5/9 Secondary reference Echlin Inc |
NSN 2530-00-495-4341 is a Tie Rod End,steering, manufactured by Elgin Industries Inc. Dba, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-495-4341 has 2 manufacturer part numbers on file: ES173L (Elgin Industries Inc. Dba), 3737595 (General Motors Llc Dba General Motors Llc).
3 possible matches (shared part number, not a government interchangeability claim): 2530-00-717-0425, 1680-00-759-6385, 2530-00-812-7111. Verify interchangeability with system specifications before substitution.
Key specifications for ES173L: Rod Connecting End Thread Direction: LEFT-HAND; Rod Connecting End Thread Location: EXTERNAL; Design Type: BALL STUD; Tapered Bearing Surface Major Diameter: 0.627 INCHES NOMINAL IN. 15 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.